1998 BD8

1998BD8, 15953, 1979 SM12, 1979SM12, 1983 PS, 1983PS, J79S12M, J83P00S, J98B08D

All data for this body: [vot]

MPC data
Name (number) 1998 BD8 (15953)
a 2.62441
e 0.18966
i / sin(i) 12.9051 / 0.22334
q 2.12667
Q 3.12214
ω 48.1771
Node 327.1382
m 253.5263
n 0.2318
Epoch 2460800.5
nobs 3274
nopp 21
Years observed 1983-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.622
ep 0.149
sin(ip) 0.235
G 0.150
H 13.010
Mass
D 6.77 0.060
pV 0.247 0.0236
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.764
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.3000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6223 0.1491 0.2353 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.68 0.130 0.130 Masiero 2014ApJ...791..121M NEATM
6.80 0.068 0.068 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.243 0.0382 0.0382 Masiero 2011ApJ...741...68M NEATM
0.250 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.01 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.94 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9806 0.9806 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT